TNS Astronomical Transient Report No. 273788 [ 2025TNSTR4178....1S ]

Date Received (UTC): 2025-10-18 13:04:27
Date made public:
Sender: Fritz
Reporting Group: ZTF     Discovery Data Source: ZTF

Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025aaua
Discoverer internal name: ZTF25abxrabo
Coordinates (J2000): RA = 09:09:07.261 (137.2802542) DEC = +41:37:57.26 (41.6325717)
Discovery date: 2025-10-13 11:22:06.997 (JD=2460961.9736921)



Photometry

Discovery (first detection):
Discovery date: 2025-10-13 11:22:06.997
Flux: 20.2056 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-10-12 10:36:25
Limiting flux: 19.8083 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://sandbox.wis-tns.org/object/2025aaua